The procedures can also be used to monitor the side effects of chemotherapy and determine whether the treatment is working. About the procedure. A bone marrow aspiration is a procedure that removes a sample of the liquid portion of bone marrow.A bone marrow biopsy removes a small, solid piece of bone marrow for examination. A common site for bone marrow aspiration and biopsy is the pelvic bone, which is located in the lower back by the hip.he procedures can also be used to monitor the side effects of chemotherapy and determine whether the treatment is working. About the procedure. A bone marrow aspiration is a procedure that removes a sample of the liquid portion of bone marrow.
A: Nigeria has a federal republic. It has executive, legislative and judicial branches of government. The National Assembly constitutes the legislative branch of government, the president exercises executive authority and the Supreme Court is the nation's highest court.
It is a semi-presidential republic, whereby the President of Niger is head of state and the Prime Minister of Niger head of government. The officials holding these posts are chosen through a representative democratic process of national and local elections, in the context of a competing multi-party system. Executive power is exercised by the government.